By Keith Laing - 11/29/11 11:06 PM EST
"These allegations have not only underscored my original concerns regarding the scientific validity of the SPOT program but have led me to believe that serious management challenges remain which exacerbate my initial misgivings about the program's legitimacy," he continued. "These incidents and the failure of both training and supervision to prevent the practice of racial profiling are clear indications that more research, evaluation and testing must be completed before behavior detection can be successfully integrated at aviation security checkpoints."
TSA has been touting it's 'risk-based' security techniques as a way to improve passengers airport security experiences. The agency has caught fire for its previous techniques like pat-down hand searches and X-ray machines.